Beauty Live: The truth about acids

These days you can barely talk about skincare for five minutes without acids being mentioned. Hyaluronic, glycolic, salicylic – it feels like there's an infinite number of different acids for your skin and it can feel hard to know which you should use.

Sunday Times beauty director Sarah Jossel is here to show us the main skincare acids and the products which contain them.

Acid products featured by Sarah

Salicylic acid

Super Facialist Salicylic Acid Anti Blemish cleansing wash £7.99

Paula's Choice 2% BHA Lotion £26

Murad Clarifying Body Spray £35

Lactic acid

Inkey List Lactic Acid £7.99

Alex Steinherr Primark Pollution Solution Dual Texture Exfoliating Pads £5

Glycolic acid

Alpha-H Liquid Gold £33.50

B. Revealed Glycolic Cleanser, £7.99

Azalaic acid

The Ordinary Azaelic Acid £5.50

Hyaluronic acid

Vichy Mineral 89 Hyaluronic Acid Face £25